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Microbiology 484 > Wound Cultures > Flashcards

Wound Cultures Flashcards

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Biology 101 flashcards
1
Q

Agents of sexually transmitted diseases

A

Neisseria gonorrhoeae, Gardnerella vaginalis, Haemophilus ducreyi, Chlamydia trachomatis, Treponema pallidum subsp. Pallidum, Herpes simplex virus

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2
Q

Neisseria gonorrhoeae tests

A 
Gram stain, 
Oxidase +, 
Glucose +
Maltose sucrose lactose =
DNase =
Gen probe
API
guadFERM 
rapid agglutination kit
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3
Q

Chlamydia trachomatis test

A

beta hemolytic gram variable pleomorphic pos rods on human blood agar
Rapid ID commercial system

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4
Q

Treponema pallidum tests

A

RPR +
FTA-ABS +
VDRL

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5
Q

Haemophilus ducreyi tests

A

gram stain: school of fish or chains of gram neg coccobacilli,
GC agar with Hgb 5-10% CO2
After 72 hours, ox+, nitrate +, catalase =

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6
Q

Herpes simplex virus test

A

CPE

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7
Q

Organism associated with wounds & abscesses

A

Staph aureus

Strep pyogenes

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8
Q

Organisms isolated from acute bacterial conjuctivitis

A 
S. aureus
S. pneumoniae
H. influenzae subsp ducreyi
N. gonorrhoeae
Enterobacteriaceae, 
Chlamydia trachomatis
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9
Q

NF of the skin

A 
Staph epidermis
Candida
Propionobacterium
Cornybacterium
Other coag = staphs
occasional staph aureus
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10
Q

What bacteria is treated with penicillin drops in the eyes of newborns?

A

Neisseria gonorrhoeae

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11
Q

Causes of otitis media

A

Haemophilus influenzae & strep pneumoniae cause ~50%.
Strep pyogenes
Moraxella catarrhalis
Staph aureus

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12
Q

Most common isolate rom swimmer’s ear (external ear infections)

A

Pseudomonas aeruginosa

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13
Q

Isolate from CSF of premature babies

A

GNR

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14
Q

Isolate from CSF of newborn

A

group B beta strep, E. coli, Listeria, Klebsiella, Enterobacter

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15
Q

Isolate from CSF of infants

A

Group B beta Strep, E. coli, H. influenzae, S. pneumoniae

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16
Q

Isolate from CSF of children >2 & adults

A

Neisseria meningitides, strep pneumoniae

17
Q

Isolate from CSF of elderly

A

Strep pneumoniae, Neisseria meningitides, listeria

18
Q

Clue cells

A

Vaginal epithelial cells which are completely covered by tiny, gram variable rods & coccobacilli, obscuring the cell membrane, indicating the possibility of bacterial vaginosis

19
Q

Impetigo: organism & population

A 
Strep pyogenes (group A) 
Children in daycares
20
Q

Erysipelas: organism & population

A

Strep pyogenes

Elderly, overweight diabetics

21
Q

Cellulitis: organism & population

A

Strep pyogenes, s. aureus, H. flu

Elderly, overweight diabetics

22
Q

Folliculitis: organism & population

A

s. aureus

Multiple

23
Q

furuncle: organism & population

A

S. aureus

Multiple

24
Q

Carbuncle: organism & population

A

S. aureus

Multiple

25
Q

paronychia: organism & population

A

fungal

Multiple

26
Q

Myonecrosis

A

Destruction or killing of the tissue

27
Q

Organism that causes myonecrossi

A

Clostridium perfringens

28
Q

Organisms associated with bacterial vaginosis

A

Garderella vaginalis, Mycoplasma hominis, Mobiluncus, Prevotella

29
Q

RPR & VDRL

A

Nontreponemal antibody test

NONSPECIFIC

30
Q

FTA-ABS

A

Treponemal antibody test

SPECIFIC

31
Q

Necrotizing fasciitis

A

Inection of the deep skin tissue

32
Q

Organism that causes necrotizing fasciitis

A

Group A beta Strep

Microbiology 484 (15 decks)

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